DuraVent DuraPlus – Manufactured Home Kit

$1,319.61

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DuraVent DuraPlus Manufactured Home Kit: a roof venting kit with chimney pipe included

The DuraVent DuraPlus Manufactured Home Kit is a chimney kit for a wood stove vented through a manufactured home’s roof. Unlike the other DuraPlus kits, it includes two galvanized chimney lengths, each 24 inches long. It also supplies the ceiling support box, stovepipe adapter, and roof weather protection parts. This 6 inch kit works with flat or cathedral ceilings. DuraPlus is DuraVent’s triple wall chimney, the insulated pipe that takes over from the stovepipe at the ceiling or wall and runs up past the roof.

The stove must be listed for manufactured home use. Buy DuraVent’s DVL double wall stovepipe separately to connect the stove to the ceiling box. Most installations need more than the included 4 feet of chimney. Subtract 1 1/2 inch per joint when adding up your chimney length. Use only DuraPlus parts, never DuraTech or DuraChimney. With discontinuation planned for 2026, this kit is sold while stock lasts. Buying chimney pipe separately? See the DuraVent DuraPlus Through the Ceiling Kit. The DuraVent DuraPlus Manufactured Home Kit ships free from My Cozy Outdoors with No Sales Tax (except WY) and the full manufacturer warranty.

Details

SKU: 6DP-KMFG

Applications

DuraPlus Chimney is a triple-wall, all-fuel chimney for use with wood stoves, fireplaces, furnaces, boilers, stoves, ranges, water heaters, or other appliances fueled by wood, oil, coal, or gas.

Materials and Construction

.016″ 430 stainless steel outer wall or .018″ galvanized steel outer wall.

.018″ aluminized steel intermediate liner.

.016″ 430 stainless steel inner liner.

Insulated layers of ceramic blanket plus ventilated air space. Locks tightly with a precision twist-lock connection.

Clearances

2″ clearance to combustibles.

Diameters

6″

Listings

UL Listed to UL 103HT (MH7399).

Instructions

Typical Installation

Refer to our Typical Venting Installation drawings to select the appropriate component parts for your installation

Refer to our Typical Venting Installation drawings to select the appropriate component parts for your installation.

  • A DVL/DuraBlack Chimney Adapter or DuraBlack Slip Connector must be used when connecting DVL or DuraBlack stovepipe to a Ceiling Support, Wall Thimble, or Finishing Collar. A Snap-Lock Adapter must be used when attaching snap-lock stovepipe to DuraPlus.
  • A Wall Thimble must be installed with an appropriate section of chimney pipe for all horizontal through-the-wall installations. To accommodate thicker walls a wall thimble extension can be field fabricated.
  • An Attic Insulation Shield must be used in all installations that pass through an attic, regardless of whether the attic is insulated or not. If chimney is enclosed in a chase in the attic space, an Attic Insulation Shield is not required.
  • A Firestop Radiation Shield must be used when a chimney passes through a floor or ceiling without a Ceiling Support Box.

More Typical Installations:

More Typical Installations duraplus

Installation Key

1 DVL or DuraBlack Stovepipe
2 Celling Support Box
3 Wall Thimble
4 DuraPlus Chimney
5 Attic Insulation Shield
6 Roof Flashing
7 Storm Collar
8 Chimney Cap
9 Elbow
10 Elbow Strap
11 Tee with Cap
12 Tee Support Bracket
13 Wall Strap
14 Firestop Radiation Shield
15 Snap-Lock Adapter, DVL/DuraBlack Chimney Adapter, DuraBlack Slip Connector
16 Extended Roof Bracket
17 DVL or DuraBlack Chimney Adapter
18 DVL or DuraBlack Tee
19 DVL or DuraBlack Elbow
20 Chase Top Flashing
21 Anchor Plate

DuraPlus planning installationPlanning Your Installation

The following recommendations are a general guideline to assist in the layout and selection of the chimney components needed for your installation. Always follow Duravent Installation instructions before installing your chimney system (enclosed with the cap or support box). Installation instructions can be viewed online at www.duravent.com, under catalogs and instructions.

  • The diameter of the chimney should match the outlet size of the appliance. An improperly sized chimney results in poor draft and excessive creosote formation.
  • Measure the diameter of the appliance flue outlet. Select the chimney and either DVL or DuraBlack connector stovepipe with the same size diameter as the appliance flue outlet. For fireplace installations, refer to the sizing chart in the back of the DuraTech section of this catalog.
  • Determine if the installation is a through-the-roof installation or a through-the-wall installation. A through-the-wall installation will require additional components (Wall Thimble, Tee w/ Cap, Tee Support, and Wall Straps).
  • Install the chimney in the interior of the structure whenever possible. A cold exterior chimney will produce less draft and will generate more creosote.
  • If possible, avoid offsets that serve to restrict the natural draft. A straight vertical installation is more efficient and less likely to develop creosote. If an offset is required to avoid rafters or other obstructions, measure the horizontal distance required and the vertical height available. Both 15° and 30° elbows are available. Elbows greater than 30° are not allowed in the United States. A maximum of two offsets in a single installation are permitted. Refer to the offset table in the back of this catalog. At least one Elbow Strap is required for each offset. Elbow Straps ensure adequate support.
  • Determine the minimum chimney height above the roof line. Building codes require a minimum of 3′ above the roof penetration and at least 2′ higher than any portion of a building within 10′. The termination cap is installed above that point. If chimney is more than 4′ above the roof penetration an Extended Roof Bracket is required.
  • Measure the roof pitch. For example, a 6/12 pitch has a vertical rise of 6″ over a horizontal distance of 12″. Select the appropriate flashing.
  • Determine the total length of chimney and stovepipe required for the installation. To calculate the installed per length of 6″-8″ DuraPlus chimney pipe, subtract 1 1/2″ per joint. Subtract 1 1/4″ per joint of DuraBlack stovepipe. Subtract 1 1/2″ per joint of DVL stovepipe. Minimum chimney height, at sea level of straight vertical chimney is 10′ to 15′ above the appliance outlet. Higher elevations, or the use of elbows or a tee, will require approximately 30% to 60% more height to provide for an adequate draft.
  • Be fire safe. Maintain at least 2″ clearance to combustibles. Follow local building codes and have your chimney inspected by a certified professional.

Product Resources

Catalogs

Bulletins

Brochures

Sales Sheets

Videos

FAQ

What is in the DuraPlus Manufactured Home Kit?

The 6DP-KMFG kit includes a DVL/DuraBlack Adapter, a 24-inch Square Ceiling Support Box with trim, an adjustable flashing for flat to 6/12 roofs, a Chimney Cap, a Storm Collar and two 24-inch lengths of galvanized DuraPlus chimney pipe. Unlike the standard through-the-ceiling kit it already includes 4 feet of chimney; it is 6-inch only and can also be used on a cathedral ceiling.

What is different about venting a wood stove in a manufactured home?

The stove itself must be listed for mobile-home use and installed exactly to its manual, and DuraVent requires its double-wall DVL connector pipe rather than single-wall stovepipe for solid-fuel appliances in a manufactured home. This kit supplies the DuraPlus through-the-roof chimney above the ceiling; the DVL pipe between the stove and the support box is bought separately.

Will 4 feet of chimney be enough, or do I need more pipe?

Usually you need more. DuraVent’s minimum is 10 to 15 feet of straight chimney above the appliance outlet at sea level, the cap must sit 3 feet above the roof penetration and 2 feet above anything within 10 feet, and each joint loses 1-1/2 inches. Add DuraPlus 6-inch lengths to make up the difference; above 4 feet over the roof an Extended Roof Bracket is required.

What clearance and shields does DuraPlus need in a manufactured home?

DuraPlus is listed for 2 inches of air space to combustibles and the support box must be framed on all four sides. If the chimney passes through an attic space it needs an Attic Insulation Shield unless enclosed in a chase, and a Firestop Radiation Shield wherever it crosses a floor or ceiling without a support box. Always follow the stove manual’s own clearances as well.

Does the kit fit a cathedral ceiling and a steeper roof?

The square support box works for flat or cathedral ceilings. The flashing in the kit covers flat to 6/12 pitches; a steeper roof needs the matching DuraPlus flashing instead. Seal the flashing to the roof and under the storm collar with a non-hardening waterproof sealant; the chimney joints themselves twist-lock and need no sealant or screws.

Is this kit being discontinued?

The product page notes that DuraVent will discontinue this kit in 2026, so availability may be limited. The parts it contains are standard DuraPlus components, and the same installation can be assembled from the DuraPlus Through the Ceiling Kit plus chimney lengths if the kit is no longer available. Kit contents are galvanized; stainless DuraPlus lengths are sold individually.

Shipping / Freight / Return Info

Same-Day / 24 hour shipping

Same-Day/24 hour shipping - If we have the product in stock, we can ship same day if ordered before 12pm Monday - Friday (CST).

Freight Claims Policy

Please follow these very important steps when it comes to Freight Items that are damaged or missing
  • Open and inspect the order while the delivery driver is present. If delivery driver does not provide sufficient time to do so, please notate the delivery receipt.
  • By signing the delivery receipt without noting any damage or missing items, you confirm that your order arrived complete and in excellent condition.
  • Record any damage or missing pieces directly on the delivery receipt.
  • Do not discard damaged item(s) or any original packaging. For severe damage, write “Refused due to damage” on the delivery receipt and contact us immediately.
  • Report any damage within two business days, including delivery details and photos showing the issue
  • Damaged item(s) must be returned within 30 days. Failure to return them will result in a charge to the original payment method.

Return Merchandise Authorization Policy

Please follow these very important steps when Returning Items. Contact our team.
  • Submit your return request within 30 days of delivery.
  • You will receive an email within 1-2 business days confirming whether your return request has been approved or denied.
  • Please also note that a 20% restocking fee may apply to approved returns
  • If approved, you will receive an itemized Return Authorization, return shipping labels (if requested), and detailed instructions within 1–2 business days
  • From the date this email is received, you will have 14 days to return the product.
  • Once our distributor receives and inspects the returned item(s), your refund will be issued within 1–2 weeks
  • Items returned outside of this process or time frame are not eligible for a refund.

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